DTC P1117[AJ (3.0L Duratec)]
id0102a4822500
|
DTC P1117 |
ECT circuit performance problem |
|---|---|
|
DETECTION CONDITION
|
• Indicates ECT sensor signal was intermittent.
|
|
POSSIBLE CAUSE
|
• ECT sensor malfunction
• Poor connection at ECT sensor or PCM connector
• PCM malfunction
|
Diagnostic procedure
|
STEP |
INSPECTION |
ACTION |
|
|---|---|---|---|
|
1
|
VERIFY FREEZE FRAME DATA HAS BEEN RECORDED
• Has FREEZE FRAME DATA been recorded?
|
Yes
|
Go to next step.
|
|
No
|
Record FREEZE FRAME DATA on repair order, then go to next step.
|
||
|
2
|
VERIFY RELATED SERVICE INFORMATION AVAILABILITY
• Check for related Service Information availability.
• Is any related Service Information available?
|
Yes
|
Perform repair or diagnosis according to available Service Information.
• If vehicle is not repaired, go to next step.
|
|
No
|
Go to next step.
|
||
|
3
|
INSPECT ECT SENSOR CONNECTOR FOR POOR CONNECTION
• Turn the ignition switch off.
• Disconnect ECT sensor connector.
• Check for poor connection (damaged, pulled-out pins, corrosion, etc.).
• Are there any malfunctions?
|
Yes
|
Repair or replace terminal, then go to Step 6.
|
|
No
|
Go to next step.
|
||
|
4
|
INSPECT ECTSENSOR
• Inspect ECT sensor.
• Is IAT sensor normal?
|
Yes
|
Replace ECT sensor, then go to Step 6.
|
|
No
|
Go to next step.
|
||
|
5
|
INSPECT PCM CONNECTOR FOR POOR CONNECTION
• Disconnect PCM connector.
• Check for poor connection (damaged, pulled-out pins, corrosion, etc.).
• Are there any malfunction?
|
Yes
|
Repair or replace terminal, then go to Step 6.
|
|
No
|
Go to next step.
|
||
|
6
|
VERIFY TROUBLESHOOTING OF DTC P1117 COMPLETED
• Make sure to reconnect all disconnected connectors.
• Clear DTC from PCM memory using M-MDS.
• Start engine and run engine under FREEZE FRAME DATA condition.
• Is PENDING CODE of same DTC present?
|
Yes
|
Replace PCM, then go to next step.
|
|
No
|
Go to next step.
|
||
|
7
|
VERIFY AFTER REPAIR PROCEDURE
• Perform "AFTER REPAIR PROCEDURE".
• Are any DTCs present?
|
Yes
|
Go to applicable DTC inspection.
(See DTC TABLE[AJ (3.0L Duratec)].)
|
|
No
|
Troubleshooting completed.
|
||